Home / 748,972.88-1,123,467.53-216,498.53

Finding the Fourth Proportional to 748,972.88, 1,123,467.53 and 216,498.53

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Solution

The fourth proportional to 748,972.88, 1,123,467.53 and 216,498.53 is: 324,750.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,972.88 : 1,123,467.53 = 216,498.53 : x
  2. Step 2: Convert to fraction form
    748,972.88/1,123,467.53 = 216,498.53/x
  3. Step 3: Cross multiply
    748,972.88x = 1,123,467.53 × 216,498.53
  4. Step 4: Simplify right side
    748,972.88x = 243,229,062,047.90
  5. Step 5: Solve for x
    x = 243,229,062,047.90/748,972.88
  6. Step 6: Final answer
    x = 324,750.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.